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Minerals - Cryolite | TerraCollect
Mineral - Cryolite
Cryolite
Na₃[AlF₆]
Chemical Properties
Mineral Class
Halides
Toxicity
none
Formula
Na₃[AlF₆]
Unit Cell
Physical Properties
Hardness
2.5
Streak
white
Density
Normal (2-3,5)
Optical Properties
Color
white
brown
gray
colorless
Birefringence
Luster
Vitreous,
Greasy,
Pearly
Transparency
Pleochroism
Geomineralogical Properties
Crystal System
Cleavage
Fracture
Tenacity
monoclinic
Point Group
Space Group
Habit
massive
Formation
Magmatisch
Paragenesis
Twinning
Rarity
Rarely
Synonyms
Cryolite
